*Vertices 5
1 "钛工业进展" 0.0 0.0 0.0 x_fact 0.787402 y_fact 9.606299
2 "玻璃钢/复合材料" 0.0 0.0 0.0 x_fact 4.881890 y_fact 12.125984
3 "材料工程" 0.0 0.0 0.0 x_fact 5.511811 y_fact 10.708661
4 "复合材料学报" 0.0 0.0 0.0 x_fact 7.401575 y_fact 49.921260
5 "宇航材料工艺" 0.0 0.0 0.0 x_fact 9.133858 y_fact 17.637795
*Matrix 
0.000000 0.000000 0.000000 0.000000 0.255415 
0.000000 0.000000 0.303685 0.528146 0.486381 
0.000000 0.303685 0.000000 0.604232 0.474373 
0.000000 0.528146 0.604232 0.000000 0.320636 
0.255415 0.486381 0.474373 0.320636 0.000000